Description
The diagnostics-otel plugin fails to initialize on startup in OpenClaw v2026.1.30. It appears the @opentelemetry/api dependency is missing from the installed package, causing the plugin to crash during the load phase.

To Reproduce

1. Install OpenClaw v2026.1.30
2. Run openclaw gateway status or check logs
3. Observe the "Cannot find module" error for diagnostics-otel

Expected behavior
The plugin should load successfully and begin exporting telemetry as configured.

Actual behavior
The plugin fails to load with a MODULE_NOT_FOUND error.

Error Log

[plugins] diagnostics-otel failed to load from /home/ubuntu/.npm-global/lib/node_modules/openclaw/extensions/diagnostics-otel/index.ts: 
Error: Cannot find module '@opentelemetry/api'
Require stack:
- /home/ubuntu/.npm-global/lib/node_modules/openclaw/extensions/diagnostics-otel/src/service.ts

Environment

• OpenClaw Version: 2026.1.30
• OS: Linux 6.14.0-1012-oracle (arm64)
• Node Version: v22.22.0
• Install Path: /home/ubuntu/.npm-global/lib/node_modules/openclaw/extensions/diagnostics-otel/